Yale Cylindrical Knobset.

Brand and Type: Yale Cylindrical Knobset.Function: Entrance function, typically operating via key from the outside and a push-button or turn from the inside.Finish: The product appears to have an antique brass finish.Compatibility: Suitable for door thicknesses ranging from 35-45mm.Latch: Features an adjustable latch mechanism.Material: Constructed from durable metal with a brass cylinder.Accessories: Comes with three keys included.